Contents
Vol.14, No.3; March 2001
FEATURES
7 What’s On Offer In “Walkie Talkies”
They’re great for short range work. Here’s a look at what’s available and
what you should look for – by Ross Tester
14 Mobile Magic: Driving Your Mobile Phone From A PC
A PC makes it to easy to send messages, edit phonebook entries and create
logos and ring tones. You can even use your mobile phone as a modem to
send faxes and email – by Greg Swain
20 Using Infrared Devices With Your PC
You don’t have to jump through hoops to get infrared working on your PC.
Here’s what you have to do – by Greg Swain
26 Review: Marantz DR 6000 CD Recorder
You don’t need a PC; use this to copy to CR-R and CD-RW disks instead. It
also works as a very fine CD player – by Leo Simpson
Mobile Magic: Driving Your Mobile
Phone From A PC – Page 14.
29 CB Radio Can Now Transmit Data
Data transmission is now permissable on UHF channels 22 & 23
70 Making Photo Resist PC Boards At Home
A step-by-step technique for making pro-quality PC boards from laser prints
or copies – by Ross Tester
Big-Digit 12/24 Hour Clock With
Bright LED Display – Page 30.
PROJECTS TO BUILD
30 Big-Digit 12/24 Hour Clock
It’s large, it’s bright, it’s very accurate and can be used in either 12 or 24-hour
mode. A PIC processor powers the works – by John Clarke
44 A Sun-Seeking Sunflower
It senses where the Sun is and automatically turns towards it. A couple of
solar cells power the circuit and drive the motor – by Ross Tester
62 Parallel Port PIC Programmer & Checkerboard
Easy-to-build unit not only programs PICs but includes useful test facilities
as well – by David Deer
81 Protoboards: The Easy Into Electronics
More fun with comparators: making a window comparator – by Leo Simpson
84 More-MIDI: A Simple MIDI Expansion Box
It takes one MIDI signal and feeds it to four separate outputs – by Jim Rowe
SPECIAL COLUMNS
Sun-Seeking
Sunflower: it
follows the
Sun – Page
44.
58 Serviceman’s Log
Meet me on the reset line – by the TV Serviceman
88 Vintage Radio
The 1929 AWA C58 radiogram – by Rodney Champness
DEPARTMENTS
2
4
28
42
57
Publisher’s Letter 98
Mailbag
100
Circuit Notebook
101
Product Showcase
102
Subscriptions Form
104
Ask Silicon Chip
Notes & Errata
Electronics Showcase
Market Centre
Advertising Index
More-MIDI: Simple MIDI Expansion
Box – Page 84.
MARCH 2001 1